This may eliminate the U.S. ability to deliver the Massive Ordnance Penetrator (GBU-57/B or MOP) which is by far the most effective U.S. conventional weapon against hard and very deeply buried targets ...

The US Air Force has awarded a contract for the design of a next-generation bunker-buster bomb. The bomb will eventually replace the 30,000-pound GBU-57 Massive Ordnance Penetrator, or MOP. The MOP ...

Details about the future NGP are limited, but current speculation suggests it could be roughly similar in size to the 30,000-pound “Massive Ordnance Penetrator.” The United States Air Force used its ...

Key Points and Summary - The B-2 Spirit stealth bomber demonstrated its enduring relevance and capability during the June 2025 "Operation Midnight Hammer" strikes against Iranian nuclear sites.